Alpina – B5 engine typeOriginal performancePerformance after tuningVmaxMore efficientprice 4.4 V8 biturbo368 kW (500 hp) 700Nm441 kW (600 hp) 800 Nm*100 hp899€ 4.4 V8 S390 kW (530 hp) 725Nm412 KW (560 HP) 800 Nm*30 hp899€